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authorJoe Hershberger <joe.hershberger@ni.com>2011-10-11 23:57:29 -0500
committerKim Phillips <kim.phillips@freescale.com>2011-11-03 18:27:55 -0500
commit2fef402097866b4172d7a966a72397a5ccba5b10 (patch)
tree14a4deb28cb562df7e19eec7f654dcbde38f8d20 /include/configs/MPC832XEMDS.h
parent72cd4087c9644812b0fff9440e88e986d259bf41 (diff)
mpc83xx: Cleanup usage of DDR constants
Signed-off-by: Joe Hershberger <joe.hershberger@ni.com> Cc: Joe Hershberger <joe.hershberger@gmail.com> Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
Diffstat (limited to 'include/configs/MPC832XEMDS.h')
-rw-r--r--include/configs/MPC832XEMDS.h52
1 files changed, 44 insertions, 8 deletions
diff --git a/include/configs/MPC832XEMDS.h b/include/configs/MPC832XEMDS.h
index 40a1e0ee1ef..d5520466ae4 100644
--- a/include/configs/MPC832XEMDS.h
+++ b/include/configs/MPC832XEMDS.h
@@ -111,17 +111,53 @@
/* Manually set up DDR parameters
*/
#define CONFIG_SYS_DDR_SIZE 128 /* MB */
-#define CONFIG_SYS_DDR_CS0_CONFIG 0x80840102
-#define CONFIG_SYS_DDR_TIMING_0 0x00220802
-#define CONFIG_SYS_DDR_TIMING_1 0x3935d322
-#define CONFIG_SYS_DDR_TIMING_2 0x0f9048ca
+#define CONFIG_SYS_DDR_CS0_CONFIG (CSCONFIG_EN \
+ | CSCONFIG_AP \
+ | CSCONFIG_ODT_WR_CFG \
+ | CSCONFIG_ROW_BIT_13 \
+ | CSCONFIG_COL_BIT_10)
+ /* 0x80840102 */
+#define CONFIG_SYS_DDR_TIMING_0 ((0 << TIMING_CFG0_RWT_SHIFT) \
+ | (0 << TIMING_CFG0_WRT_SHIFT) \
+ | (0 << TIMING_CFG0_RRT_SHIFT) \
+ | (0 << TIMING_CFG0_WWT_SHIFT) \
+ | (2 << TIMING_CFG0_ACT_PD_EXIT_SHIFT) \
+ | (2 << TIMING_CFG0_PRE_PD_EXIT_SHIFT) \
+ | (8 << TIMING_CFG0_ODT_PD_EXIT_SHIFT) \
+ | (2 << TIMING_CFG0_MRS_CYC_SHIFT))
+ /* 0x00220802 */
+#define CONFIG_SYS_DDR_TIMING_1 ((3 << TIMING_CFG1_PRETOACT_SHIFT) \
+ | (9 << TIMING_CFG1_ACTTOPRE_SHIFT) \
+ | (3 << TIMING_CFG1_ACTTORW_SHIFT) \
+ | (5 << TIMING_CFG1_CASLAT_SHIFT) \
+ | (13 << TIMING_CFG1_REFREC_SHIFT) \
+ | (3 << TIMING_CFG1_WRREC_SHIFT) \
+ | (2 << TIMING_CFG1_ACTTOACT_SHIFT) \
+ | (2 << TIMING_CFG1_WRTORD_SHIFT))
+ /* 0x3935D322 */
+#define CONFIG_SYS_DDR_TIMING_2 ((0 << TIMING_CFG2_ADD_LAT_SHIFT) \
+ | (31 << TIMING_CFG2_CPO_SHIFT) \
+ | (2 << TIMING_CFG2_WR_LAT_DELAY_SHIFT) \
+ | (2 << TIMING_CFG2_RD_TO_PRE_SHIFT) \
+ | (2 << TIMING_CFG2_WR_DATA_DELAY_SHIFT) \
+ | (3 << TIMING_CFG2_CKE_PLS_SHIFT) \
+ | (10 << TIMING_CFG2_FOUR_ACT_SHIFT))
+ /* 0x0F9048CA */
#define CONFIG_SYS_DDR_TIMING_3 0x00000000
-#define CONFIG_SYS_DDR_CLK_CNTL 0x02000000
-#define CONFIG_SYS_DDR_MODE 0x44400232
+#define CONFIG_SYS_DDR_CLK_CNTL DDR_SDRAM_CLK_CNTL_CLK_ADJUST_05
+ /* 0x02000000 */
+#define CONFIG_SYS_DDR_MODE ((0x4440 << SDRAM_MODE_ESD_SHIFT) \
+ | (0x0232 << SDRAM_MODE_SD_SHIFT))
+ /* 0x44400232 */
#define CONFIG_SYS_DDR_MODE2 0x8000c000
-#define CONFIG_SYS_DDR_INTERVAL 0x03200064
+#define CONFIG_SYS_DDR_INTERVAL ((800 << SDRAM_INTERVAL_REFINT_SHIFT) \
+ | (100 << SDRAM_INTERVAL_BSTOPRE_SHIFT))
+ /* 0x03200064 */
#define CONFIG_SYS_DDR_CS0_BNDS 0x00000007
-#define CONFIG_SYS_DDR_SDRAM_CFG 0x43080000
+#define CONFIG_SYS_DDR_SDRAM_CFG (SDRAM_CFG_SREN \
+ | SDRAM_CFG_SDRAM_TYPE_DDR2 \
+ | SDRAM_CFG_32_BE)
+ /* 0x43080000 */
#define CONFIG_SYS_DDR_SDRAM_CFG2 0x00401000
#endif